import { hi } from './m1'
function sum(a: number, b: number): number {
    return a + b;
}

const obj = {name: "孙悟空", age: 33};

console.log(obj);

obj.age = 18;
console.log(obj);


console.log(sum(123, 456));
console.log('haha');
console.log(hi);

let fn = (a: number, b: number) => a + b;

fn(123, 456);
fn(77, 22);

// console.log(Promise);


